Chinese Pinyin example sentence with 阴道 ( yindao / yīndào ) ⓘWriting in PinyinBefore using this Pinyin example sentence, consider that Chinese characters should always be your first choice in written communication. If you cannot use Chinese charactes, it is preferable to use the Pinyin with tones. Only use the Pinyin without tones if there's no other option (e.g. writing a text message from/to a mobile phone that doesn't support special characters such as ā, í, ŏ, ù).